aDepartment of Epidemiology, School of Public Health bKey Laboratory of Ministry of Education for Gastrointestinal Cancer cFujian Provincial Key Laboratory of Environment factors and Cancer, School of Public Health dDepartment of Sports, School of Basic Medicine, Fujian Medical University eDepartment of Thoracic Surgery, The First Affiliated Hospital of Fujian Medical University, Fuzhou, China.

Department of Molecular Biology & Microbiology, Biomolecular Science Center, Burnett School of Biomedical Sciences at the University of Central Florida College of Medicine, Orlando, Florida, United States of America.

Department of Biochemistry and Molecular Biology, Seoul National University College of Medicine, Seoul National University, Seoul, South Korea; Cancer Research Institute, Seoul National University College of Medicine, Seoul National University, Seoul, South Korea.